HazMat

This endorsement is required to haul hazardous materials as defined in Title 49, CFR, §383.5. To receive this endorsement, drivers must also pass a Transportation Security Administration background.. Read More

This endorsement is required to haul hazardous materials as defined in Title 49, CFR, §383.5. To receive this endorsement, drivers must also pass a Transportation Security Administration background check. To receive this endorsement, applicants must pass a test. The test consists of 30 multiple choice questions. To pass, the applicant must answer at least 24 questions correctly. Each question has three possible answer choices. Test questions come from the Maine Commercial Driver License Manual. Questions come from the chapters covering: Hazardous Materials, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. The Hazardous Materials endorsement can be used with Class A, B and C CDL.

Number of Question
Passing Score

1. A person should not smoke within ____ of a vehicle placarded for Class 3 or Division 2.1 materials.

Explanation
You should not smoke within 25 feet of a placarded cargo tank used to transport materials that are categorized as Class 3 (flammable liquids) or Division 2.1 (gases). Do not smoke or carry a lit cigar, pipe, or cigarette near a vehicle containing flammable or explosive materials.

2. When loading containers of hazardous materials, you should not use:

Explanation
Always protect containers of hazardous materials. When loading hazardous materials, never use equipment that could damage containers or packaging, such as hooks.

3. If a package contains liquid containers, the box must display:

Explanation
Packages that contain liquid containers must have orientation markers. Arrows displayed on the box should be pointing in the correct upright direction.

4. How many identical placards must be placed on a vehicle?

Explanation
A placarded vehicle must have at least four identical placards: one on the front, one on the rear, and one on each side of the vehicle.

5. When carrying Division 1.1, 1.2, or 1.3 explosives, your vehicle should not be:

Explanation
Except when parking briefly to perform necessary functions for vehicle operation (such as refueling), never park a vehicle carrying Division 1.1, 1.2, or 1.3 explosives within 300 feet of a bridge, tunnel, or building. Never park such a vehicle within five feet of the traveled portion of the road.

6. Which agency helps coordinate emergency response to chemical hazards?

Explanation
The National Response Center helps coordinate emergency response to chemical hazards. It should be contacted in the event of a hazardous materials spill.
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